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TROPICAL STORM OLIVIA FORECAST/ADVISORY NUMBER  47
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP172018
0900 UTC WED SEP 12 2018
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
THE TROPICAL STORM WARNING FOR KAUAI AND NIIHAU IS DISCONTINUED.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT... 
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* OAHU
* MAUI COUNTY...INCLUDING THE ISLANDS OF MAUI...MOLOKAI... 
LANAI...AND KAHOOLAWE
* HAWAII COUNTY
 
INTERESTS IN THE NORTHWEST HAWAIIAN ISLANDS SHOULD MONITOR THE
PROGRESS OF OLIVIA.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE IN THE WARNING AREA.
 
TROPICAL STORM CENTER LOCATED NEAR 20.8N 154.6W AT 12/0900Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST-SOUTHWEST OR 250 DEGREES AT   7 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT....... 80NE  20SE  10SW  80NW.
12 FT SEAS..210NE  60SE  60SW 180NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 20.8N 154.6W AT 12/0900Z
AT 12/0600Z CENTER WAS LOCATED NEAR 20.9N 154.3W
 
FORECAST VALID 12/1800Z 20.2N 156.7W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 80NE   0SE   0SW  80NW.
 
FORECAST VALID 13/0600Z 19.8N 159.3W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 60NE   0SE   0SW  60NW.
 
FORECAST VALID 13/1800Z 19.3N 161.8W
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 14/0600Z 19.0N 164.4W
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 15/0600Z 19.5N 170.0W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 16/0600Z 21.0N 174.5W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.
 
OUTLOOK VALID 17/0600Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.8N 154.6W
 
NEXT ADVISORY AT 12/1500Z
 
$$
FORECASTER BIRCHARD
 
 
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